[damned-lies] Removed CVS repository support

[Claude Paroz <claudep src gnome org>]

commit 0042abcd0a054cff81450b2b8f8184651e711f04
Author: Claude Paroz <claude 2xlibre net>
Date:   Sat May 8 12:22:24 2021 +0200

    Removed CVS repository support

 stats/migrations/0001_initial.py |  2 +-
 stats/models.py                  |  1 -
 stats/repos.py                   | 18 +-----------------
 3 files changed, 2 insertions(+), 19 deletions(-)
---
diff --git a/stats/migrations/0001_initial.py b/stats/migrations/0001_initial.py
index 6afaecfa..5def3d8b 100644
--- a/stats/migrations/0001_initial.py
+++ b/stats/migrations/0001_initial.py
@@ -88,7 +88,7 @@ class Migration(migrations.Migration):
                 ('bugs_base', models.CharField(max_length=50, null=True, blank=True)),
                 ('bugs_product', models.CharField(max_length=50, null=True, blank=True)),
                 ('bugs_component', models.CharField(max_length=50, null=True, blank=True)),
-                ('vcs_type', models.CharField(max_length=5, choices=[('cvs', 'CVS'), ('svn', 'Subversion'), 
('git', 'Git'), ('hg', 'Mercurial')])),
+                ('vcs_type', models.CharField(max_length=5, choices=[('svn', 'Subversion'), ('git', 'Git'), 
('hg', 'Mercurial')])),
                 ('vcs_root', models.CharField(max_length=200)),
                 ('vcs_web', models.URLField()),
                 ('ext_platform', models.URLField(help_text='URL to external translation platform, if any', 
null=True, blank=True)),
diff --git a/stats/models.py b/stats/models.py
index 54612d7a..fef75a74 100644
--- a/stats/models.py
+++ b/stats/models.py
@@ -65,7 +65,6 @@ validate_slug = RegexValidator(
 )
 
 VCS_TYPE_CHOICES = (
-    ('cvs', 'CVS'),
     ('svn', 'Subversion'),
     ('git', 'Git'),
     ('hg', 'Mercurial'),
diff --git a/stats/repos.py b/stats/repos.py
index f7fc2bf9..8bbe1726 100644
--- a/stats/repos.py
+++ b/stats/repos.py
@@ -8,7 +8,7 @@ from stats.utils import STATUS_OK, url_join
 class RepoBase:
     @classmethod
     def repo_class_by_type(cls, tp):
-        return {'cvs': CVSRepo, 'svn': SVNRepo, 'git': GitRepo, 'hg': MercurialRepo}.get(tp)
+        return {'svn': SVNRepo, 'git': GitRepo, 'hg': MercurialRepo}.get(tp)
 
     def __init__(self, branch):
         self.branch = branch
@@ -148,22 +148,6 @@ class SVNRepo(RepoBase):
             shutil.rmtree(str(self.branch.co_path))
 
 
-class CVSRepo(RepoBase):
-    def init_checkout(self):
-        run_shell_command([
-            'cvs', '-d%s' % self.branch.module.vcs_root, '-z4', 'co',
-                   '-d%s' % self.branch.module.name + "." + self.branch.name,
-                   '-r%s' % self.branch.name, self.module.name
-        ], cwd=settings.SCRATCHDIR / self.branch.module.vcs_type)
-
-    def update(self):
-        run_shell_command(['cvs', '-z4', 'up', '-Pd'], raise_on_error=True, cwd=self.branch.co_path)
-
-    def remove(self):
-        if os.access(str(self.branch.co_path), os.W_OK):
-            shutil.rmtree(str(self.branch.co_path))
-
-
 class MercurialRepo(RepoBase):
     def exists(self):
         return self.branch.id is not None and os.access(str(self.branch.co_path), os.X_OK | os.W_OK)